Finding the Fourth Proportional to 1,666,232.75, 2,299,402.41 and 902,286.92
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Solution
The fourth proportional to 1,666,232.75, 2,299,402.41 and 902,286.92 is: 1,245,156.61
Step by Step Solution
- Step 1: Write the proportion equation
1,666,232.75 : 2,299,402.41 = 902,286.92 : x - Step 2: Convert to fraction form
1,666,232.75/2,299,402.41 = 902,286.92/x - Step 3: Cross multiply
1,666,232.75x = 2,299,402.41 × 902,286.92 - Step 4: Simplify right side
1,666,232.75x = 2,074,720,718,359.48 - Step 5: Solve for x
x = 2,074,720,718,359.48/1,666,232.75 - Step 6: Final answer
x = 1,245,156.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.